| Part Number | ST491A |
| Manufacturer | STMicroelectronics (https://www.st.com/) |
| Title | LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER |
| Description | The ST491A is a low power transceiver for RS-485 and RS-422 communications. The device contains one driver and one receiver in full duplex configu... |
| Features |
that guarantees a logic high output if both inputs are open circuit.
Comments 25parts per tube / 40tube per 25parts per tube / 40tube per 50parts per tube / 20tube per 50parts per tube / 20tube per 2500 parts per reel 2500 parts per reel box box box...
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| Datasheet |
 ST491A Datasheet
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